whilst in the act of anal sex, the person penetrating releases themselves into another's arsehole. Once the penetrator has completed his sexual conquest, the penetratie defecates, creating a sprog bog.

The act of masturbating whilst having a shit at the same time.

Used as a definition for a nigger child.

is a popular Italian dish consisting of meat sauce served on a bed of spaghetti, often with a good sprinkling of grated Parmigiano cheese. Although Sprog Bog is very popular outside of Italy, it never existed in Bologna.

(n) Maternity or paternity leave, watching the sprog (child).